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io.github.agentwares/mcp-liveness

io.github.agentwares/mcp-liveness · v0.3.0

Measured by MCP Station

Last check	Reachable
Checked at	—
Check success 7 / 30 days	—
First-try success 30 days	—
Median response	—
Lookups 30 days	—
Authentication	No auth
MCP version	2025-06-18
Rank score	—
Declared risk	Read-only (all tools declare readOnlyHint)
Capabilities declared	logging, tools
Tool definitions	5 tools · with description 100% · input schema is an object 100% · read/destructive hints 100%

Description written by the publisher, not verified

Does an MCP server work for a stock client? By registry name or URL. Tool drift too. Free, no key.

Connect

streamable-http · https://agentwares-mcp-liveness.vercel.app/mcp

claude mcp add --transport http mcp-liveness https://agentwares-mcp-liveness.vercel.app/mcp

{
  "mcpServers": {
    "mcp-liveness": {
      "url": "https://agentwares-mcp-liveness.vercel.app/mcp"
    }
  }
}

Tools as reported by the server

mcp_liveness_check
Makes one handshake with an MCP server's endpoint — `server/discover` at protocol revision 2026-07-28, then `initialize` for a server on the older revision — with no credential, and reports what a stock client gets. The server is named either by its exact official-registry `name`, or by its endpoint
mcp_liveness_explain_outcomes
Returns the six outcomes this server can report — usable, needs_credential, charged, unreachable, local_only and not_listed — what each means for an agent choosing a server from the registry, and the usual next move for each. A static reference: it makes no network request and its answer never chang
mcp_liveness_drift
Given a server's exact name in the official MCP registry, reports which of its tools were added, removed, or had their description, input schema or output schema change between a named month and the latest monthly snapshot. Useful when a server that worked before behaves differently now, when a prom
mcp_liveness_check_auth
Walks a remote MCP server's OAuth sign-in chain from outside, with no credential and no client registration, and returns the first step that breaks, whose it is (`server`, `identity_provider`, or `client` for a known client bug, with its issue URL), the fix, and the spec section that requires it. St
mcp_liveness_check_apps
Checks a remote MCP server's MCP Apps UI (SEP-1865 `ui://` resources) from outside, with no credential and without calling any tool, and returns the first step that stops the view rendering, whose it is (`server`, or `host` for a known host bug with its issue URL), the fix, and the source (the spec,

Repository · Website · JSON · Text for agents · Registry updated 2026-10-06